Search U.S. government technical reports digitized or harvested by TRAIL.
Laboratory evaluation of vacuum flotation for cleaning coal fines
Sulfidization of tin oxide and volatilization of tin sulfide
Studies of size-distribution patterns and breakage processes for metallurgical cokes
Carbonizing properties of Armstrong County, Pa., coals
Recovery of manganese from ores of Aroostook County, Maine
Use of torque wrench to determine load in roof bolts.
Metallurgical tests on Scappoose (Oregon) iron ore
Beneficiation of a Brazilian phosphate rock
Investigation of lightweight aggregates of North and South Dakota
Progress report on development of columbium in Arkansas for 1953
Evaluation of gages for measuring displacement, velocity, and acceleration of seismic pulses
Bureau of Mines liquid-level gage
The moving-bed coke filter :a practical method for removing dust from gas streams
Bureau of Mines well-bore caliper
Multiphase-Flow Theory and the Problem of Spacing Oil Wells
Carbonizing Properties of American Coals: Index of Coals Tested by the Bureau of Mines
Coal-Mine Bumps: Some Aspects of Occurence, Cause and Control
Injury Experience in the Coking Industry, 1951
Sponge Iron and Direct-Iron Processes
Graph of components in Gibbsite-kaolinite-type bauxite
Permissible mine equipment approved during the calendar years 1953-54
Investigation of Chippewa Copper-nickel Prospect near Rockmont, Douglas County, Wis.
Frictional ignition of gas by mining machines
A survey of the literature on the electrodeposition of molybdenum
Analyses of tipple and delivered samples of coal :(collected during the fiscal year 1953)
National annual diesel-fuel survey :1955
Investigation of accident involving titanium and red fuming nitric acid, December 29, 1953
Petroleum refineries, including cracking plants, in the United States, January 1, 1955
Supplemental bibliography on investment and operating costs for chemical and petroleum plants
Petroleum and natural gas-research program, Bureau of Mines, fiscal year 1953
Preventing coal-mine fires caused by electrical equipment
Frost-control practices and the prospective use of anthracite
National survey of burner fuel oils, 1955
A constant-temperature system for the range room temperature to -320©�F.
Effect of oil viscosity on the recovery of oil by water flooding
Ultrasonic inspection of arc-cast zirconium and its alloys
Beneficiation of western phosphate ores
Electric smelting of ilmenite concentrates from Valley County, Idaho
Beneficiation studies of columbium-tantalum-bearing minerals in alluvial black-sand deposits